package com.xuecheng.test.fastdfs;

import org.junit.Test;

public class Demo {
   @Test
    public void method(){
       int k=10;
       switch(k){
           default:
               System.out.println("5");
               break;
           case 10:
                   System.out.println("10");
           case 20:
               System.out.println("20");
               break;
       }
   }

}
